rename ddc -> dev_compiler, fixes #84

lib/devc.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 /// Command line tool to run the checker on a Dart program.
-library ddc.devc;
+library dev_compiler.devc;
 
 import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
 
 import 'package:logging/logging.dart' show Level, Logger, LogRecord;
 import 'package:path/path.dart' as path;
 import 'package:html5lib/parser.dart' show parse;
 
 import 'src/checker/resolver.dart';
@@ skipping 145 matching lines @@
   if (options.dumpInfo && reporter is SummaryReporter) {
     print(summaryToString(reporter.result));
     if (options.dumpInfoFile != null) {
       new File(options.dumpInfoFile)
           .writeAsStringSync(JSON.encode(reporter.result.toJsonMap()));
     }
   }
   return new CheckerResults(libraries, rules, failure || options.forceCompile);
 }
 
-final _log = new Logger('ddc');
+final _log = new Logger('dev_compiler');
 final _earlyErrorResult = new CheckerResults(const [], null, true);